cortex_m: Restore fast register reads if no polling is needed

[openocd.git] / src / target / esirisc.c

diff --git a/src/target/esirisc.c b/src/target/esirisc.c
index d17e1ddff66a0649a475261810a439961a586911..e49f5f6596fc3ea0a36d9b95d599cc2b5d8fdd78 100644 (file)
--- a/src/target/esirisc.c
+++ b/src/target/esirisc.c
@@ -472,7 +472,7 @@ static int esirisc_next_breakpoint(struct target *target)
        LOG_DEBUG("-");
 
        for (int bp_index = 0; breakpoints_p < breakpoints_e; ++breakpoints_p, ++bp_index)
-               if (*breakpoints_p == NULL)
+               if (!*breakpoints_p)
                        return bp_index;
 
        return -1;
@@ -608,7 +608,7 @@ static int esirisc_next_watchpoint(struct target *target)
        LOG_DEBUG("-");
 
        for (int wp_index = 0; watchpoints_p < watchpoints_e; ++watchpoints_p, ++wp_index)
-               if (*watchpoints_p == NULL)
+               if (!*watchpoints_p)
                        return wp_index;
 
        return -1;
@@ -1267,7 +1267,7 @@ static const char *esirisc_get_gdb_arch(struct target *target)
         * requires additional configuration to properly interact with these
         * targets in GDB (also see: `esirisc cache_arch`).
         */
-       if (esirisc->gdb_arch == NULL && target_was_examined(target))
+       if (!esirisc->gdb_arch && target_was_examined(target))
                esirisc->gdb_arch = alloc_printf("esirisc:%d_bit_%d_reg_%s",
                                esirisc->num_bits, esirisc->num_regs, esirisc_cache_arch_name(esirisc));
 
@@ -1284,7 +1284,7 @@ static int esirisc_get_gdb_reg_list(struct target *target, struct reg **reg_list
        *reg_list_size = ESIRISC_NUM_REGS;
 
        *reg_list = calloc(*reg_list_size, sizeof(struct reg *));
-       if (*reg_list == NULL)
+       if (!*reg_list)
                return ERROR_FAIL;
 
        if (reg_class == REG_CLASS_ALL)